Quadratic Graphs Question Preview (ID: 9237)
Recognising The Features Of Quadratic Graphs.
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In standard form, a _______ function is written as y = ax² + bx + c
a) absolute value
b) cubic
c) linear
d) quadratic
What is the general shape of parabolas?
a) circle
b) s-shape
c) straight line
d) U-shape
Given y = 2x², the equation for the line of symmetry for this graph is
a) x = - 2
b) x = 0
c) y = 2
d) y = 0
Given y = ax², what is the shape of the graph when
a) A V-shaped curve
b) An inverted V-shaped curve
c) A U-shaped curve
d) An inverted u-shaped curve
Which of the following is True of y = x²?
a) It has a minimum turning point.
b) It has a maximum turning point.
c) It has no turning point.
d) It has an inflexion point.
Given y = 3x², what will happen to the graph when the coefficient of x² becomes 1?
a) The graph will shift upward.
b) The graph will shift downward.
c) The graph will open outward.
d) The graph will squeeze inward or narrower.
Given y = 2(x-1)² +1, what is kind of graph is this?
a) linear graph
b) parabolic graph
c) parametric graph
d) polar graph
Given y = 2(x-1)² +1, the equation for its line of symmetry is
a) x = 1
b) x = - 1
c) y = 1
d) y= - 1
Given y = 2(x + 4)² -1, the coordinates of the turning point are
a) ( 1, 4)
b) ( -1, - 4)
c) ( 4, 1)
d) ( - 4, - 1)
This curve, y=x² - 5x + 7, has what kind of roots?
a) equal roots
b) imaginary roots
c) two roots
d) three roots
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